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# Alexander's Chapter2

Question | Answer |
---|---|

frequency | The number of times a item occurs |

graph | A visual way to display data |

integers | The whole number and there opposites |

mean | The sum of the numbers in a set of data divided by the number of pieces of data |

average | The sum of two or more quantities divided by the number the mean |

measure of tendency | Numbers that are used to described the center set of a data These measures include the mean median and mode |

median | The middle number in set of data are arranged in numerical order |

mode | The number or or item that appears most often in a set of data. |

negative numbers | A number that is less than zero. |

opposites | Number that are the same distance from zero in opposite directions. |

outlier | A value that is much higher or much lower than than the other values in a set of data |

positive numbers | A number that is greater than zero |

range | The difference between the greatest number and the least number in a set of data |

stem and leaf plot | A system used to condense a set of data |

vertical axis | The axis on which the scale and interval are shown in a bar or line graph |

horizontal axis | The axis on which the categories or values are shown in a bar and line graph |

key | A sample data point used to explain the stem and leaves in a stem and leaf plot |

line graph | A graph used to show how a set of data changed over a period of time |

line plot | A diagram that shows the frequency of data on a number line. |

Created by:
Alexander S.